[NET] sem2mutex: net/

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 20 insertions, 17 deletions

diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 6107592..3c7b324 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -50,6 +50,7 @@
 #include <net/protocol.h>
 #include <linux/ipv6.h>
 #include <linux/icmpv6.h>
+#include <linux/mutex.h>
 
 struct ipcomp6_tfms {
 	struct list_head list;
@@ -57,7 +58,7 @@ struct ipcomp6_tfms {
 	int users;
 };
 
-static DECLARE_MUTEX(ipcomp6_resource_sem);
+static DEFINE_MUTEX(ipcomp6_resource_mutex);
 static void **ipcomp6_scratches;
 static int ipcomp6_scratch_users;
 static LIST_HEAD(ipcomp6_tfms_list);
@@ -405,9 +406,9 @@ static void ipcomp6_destroy(struct xfrm_state *x)
 	if (!ipcd)
 		return;
 	xfrm_state_delete_tunnel(x);
-	down(&ipcomp6_resource_sem);
+	mutex_lock(&ipcomp6_resource_mutex);
 	ipcomp6_free_data(ipcd);
-	up(&ipcomp6_resource_sem);
+	mutex_unlock(&ipcomp6_resource_mutex);
 	kfree(ipcd);
 
 	xfrm6_tunnel_free_spi((xfrm_address_t *)&x->props.saddr);
@@ -436,14 +437,14 @@ static int ipcomp6_init_state(struct xfrm_state *x)
 	if (x->props.mode)
 		x->props.header_len += sizeof(struct ipv6hdr);
 	
-	down(&ipcomp6_resource_sem);
+	mutex_lock(&ipcomp6_resource_mutex);
 	if (!ipcomp6_alloc_scratches())
 		goto error;
 
 	ipcd->tfms = ipcomp6_alloc_tfms(x->calg->alg_name);
 	if (!ipcd->tfms)
 		goto error;
-	up(&ipcomp6_resource_sem);
+	mutex_unlock(&ipcomp6_resource_mutex);
 
 	if (x->props.mode) {
 		err = ipcomp6_tunnel_attach(x);
@@ -459,10 +460,10 @@ static int ipcomp6_init_state(struct xfrm_state *x)
 out:
 	return err;
 error_tunnel:
-	down(&ipcomp6_resource_sem);
+	mutex_lock(&ipcomp6_resource_mutex);
 error:
 	ipcomp6_free_data(ipcd);
-	up(&ipcomp6_resource_sem);
+	mutex_unlock(&ipcomp6_resource_mutex);
 	kfree(ipcd);
 
 	goto out;
diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
index af06350..344eab3 100644
--- a/net/ipv6/netfilter/ip6_queue.c
+++ b/net/ipv6/netfilter/ip6_queue.c
@@ -35,6 +35,7 @@
 #include <linux/spinlock.h>
 #include <linux/sysctl.h>
 #include <linux/proc_fs.h>
+#include <linux/mutex.h>
 #include <net/sock.h>
 #include <net/ipv6.h>
 #include <net/ip6_route.h>
@@ -65,7 +66,7 @@ static unsigned int queue_dropped = 0;
 static unsigned int queue_user_dropped = 0;
 static struct sock *ipqnl;
 static LIST_HEAD(queue_list);
-static DECLARE_MUTEX(ipqnl_sem);
+static DEFINE_MUTEX(ipqnl_mutex);
 
 static void
 ipq_issue_verdict(struct ipq_queue_entry *entry, int verdict)
@@ -537,7 +538,7 @@ ipq_rcv_sk(struct sock *sk, int len)
 	struct sk_buff *skb;
 	unsigned int qlen;
 
-	down(&ipqnl_sem);
+	mutex_lock(&ipqnl_mutex);
 			
 	for (qlen = skb_queue_len(&sk->sk_receive_queue); qlen; qlen--) {
 		skb = skb_dequeue(&sk->sk_receive_queue);
@@ -545,7 +546,7 @@ ipq_rcv_sk(struct sock *sk, int len)
 		kfree_skb(skb);
 	}
 		
-	up(&ipqnl_sem);
+	mutex_unlock(&ipqnl_mutex);
 }
 
 static int
@@ -704,8 +705,8 @@ cleanup_sysctl:
 	
 cleanup_ipqnl:
 	sock_release(ipqnl->sk_socket);
-	down(&ipqnl_sem);
-	up(&ipqnl_sem);
+	mutex_lock(&ipqnl_mutex);
+	mutex_unlock(&ipqnl_mutex);
 	
 cleanup_netlink_notifier:
 	netlink_unregister_notifier(&ipq_nl_notifier);
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index 8cfc58b..08f9abb 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -31,6 +31,7 @@
 #include <net/protocol.h>
 #include <linux/ipv6.h>
 #include <linux/icmpv6.h>
+#include <linux/mutex.h>
 
 #ifdef CONFIG_IPV6_XFRM6_TUNNEL_DEBUG
 # define X6TDEBUG	3
@@ -357,19 +358,19 @@ static int xfrm6_tunnel_input(struct xfrm_state *x, struct xfrm_decap_state *dec
 }
 
 static struct xfrm6_tunnel *xfrm6_tunnel_handler;
-static DECLARE_MUTEX(xfrm6_tunnel_sem);
+static DEFINE_MUTEX(xfrm6_tunnel_mutex);
 
 int xfrm6_tunnel_register(struct xfrm6_tunnel *handler)
 {
 	int ret;
 
-	down(&xfrm6_tunnel_sem);
+	mutex_lock(&xfrm6_tunnel_mutex);
 	ret = 0;
 	if (xfrm6_tunnel_handler != NULL)
 		ret = -EINVAL;
 	if (!ret)
 		xfrm6_tunnel_handler = handler;
-	up(&xfrm6_tunnel_sem);
+	mutex_unlock(&xfrm6_tunnel_mutex);
 
 	return ret;
 }
@@ -380,13 +381,13 @@ int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler)
 {
 	int ret;
 
-	down(&xfrm6_tunnel_sem);
+	mutex_lock(&xfrm6_tunnel_mutex);
 	ret = 0;
 	if (xfrm6_tunnel_handler != handler)
 		ret = -EINVAL;
 	if (!ret)
 		xfrm6_tunnel_handler = NULL;
-	up(&xfrm6_tunnel_sem);
+	mutex_unlock(&xfrm6_tunnel_mutex);
 
 	synchronize_net();